Home / 69,984,016.40-96,578,003.20-39,044,192.08

Finding the Fourth Proportional to 69,984,016.40, 96,578,003.20 and 39,044,192.08

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Solution

The fourth proportional to 69,984,016.40, 96,578,003.20 and 39,044,192.08 is: 53,881,018.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,016.40 : 96,578,003.20 = 39,044,192.08 : x
  2. Step 2: Convert to fraction form
    69,984,016.40/96,578,003.20 = 39,044,192.08/x
  3. Step 3: Cross multiply
    69,984,016.40x = 96,578,003.20 × 39,044,192.08
  4. Step 4: Simplify right side
    69,984,016.40x = 3,770,810,107,643,654.50
  5. Step 5: Solve for x
    x = 3,770,810,107,643,654.50/69,984,016.40
  6. Step 6: Final answer
    x = 53,881,018.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.